PhytoKeys
1332 published works on OPTIMAP from this source.
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Known totals: OpenAlex: 2133 · OAI-PMH: 2115
1332 works
Showing 151 to 200 of 1332 works
Lysimachia nanshanensis (Primulaceae), a new species from southwest Hunan, China
Lysimachia nanshanensis, a new species of Lysimachia ser. Paridiformes discovered in Nanshan National Park of southwest Hunan, China, is described and illustrated. Morphologically…
Re-assignment of Gongrosira leptotricha, a newly-recorded species in China, to Stephanosphaerinia clade (Chlamydomonada…
A newly-recorded green algal species in China, identified as Gongrosira leptotricha Raineri, exhibits distinctive morphological characteristics. The thallus of this specimen is sp…
Orychophragmus yangii sp. nov. (Brassicaceae), a new species from Shaanxi, China
A new species, Orychophragmus yangii sp. nov., from the Loess Plateau of Shaanxi Province, China, is described and illustrated. This species differs clearly from all other Orychop…
Petrocosmea pengzhouensis (Gesneriaceae), a new species from Sichuan Province, China
A new species of Gesneriaceae, Petrocosmea pengzhouensis K.Huang & Z.X.Fu, sp. nov., from the Feilaifeng Scenic Area of Longmen Mountain National Geological Park (Pengzhou, Chengd…
Sinosenecio yaanensis (Asteraceae, Senecioneae), a new species from western Sichuan, China
Sinosenecio yaanensis K.Huang & Z.X.Fu (Asteraceae) is described as a new species from Tianquan County, western Sichuan, China. It resembles S. chienii and S. homogyniphyllus in i…
Reinstatement of Cyclocarya serrata (Juglandaceae) based on ploidy, morphology, niche and phylogenetics
Pterocarya serrata C.K.Schneid., originally described in 1912, has long been treated as a synonym of Cyclocarya paliurus (Batal.) Iljinsk. in Plants of the World Online (POWO). Ba…
A new Dichocarpum W.T.Wang & P.K.Hsiao (Ranunculaceae) species from Guizhou, China
A new species of Dichocarpum from Guizhou, China, is described and illustrated. Morphologically, it resembles D. auriculatum, D. trifoliolatum, D. basilare, D. franchetii, D. aris…
Two new rarely collected species of Annonaceae from the Peruvian Amazon
While preparing a taxonomic revision of the Neotropical genus Klarobelia Chatrou (Annonaceae), two species new to science – Klarobelia icoja S.Lara & Chatrou, sp. nov., and Malmea…
Two new species of Columnea (Gesneriaceae) from the Colombian Andes
Two new species of Columnea are described based on recent field expeditions and herbarium research. These species are unusual within Columnea for exhibiting a dorsiventral epiphyt…
Neillia daloushanensis, a new species of Neillia (Rosaceae) from southwest China
Through detailed morphological comparison and robust molecular evidence, we confirm Neillia daloushanensis M.T.An & Xu Wu as a new species of Rosaceae from Guizhou province, south…
Berberis jiuzhaigouensis (Berberidaceae), a new riparian shrub from northern Sichuan, China
Berberis jiuzhaigouensis is herein described as a new deciduous species endemic to riparian habitats in Jiuzhaigou, northern Sichuan, China. Phylogenetic analyses based on complet…
Diplazium clivicolum (Polypodiales, Athyriaceae), a new fern species from southern Yunnan, China
A new species in Athyriaceae, Diplazium clivicolum (section Anisogonium) is described and illustrated from southern Yunnan, China. Diplazium clivicolum exhibits the greatest morph…
Metapetrocosmea navicularis, a new species of Gesneriaceae in Vietnam
Based on morphological comparisons, literature reviews, and molecular systematic studies, a new species from South Vietnam, Metapetrocosmea navicularis F.Wen, T.V.Do, Z.B.Xin & K.…
A new species, Didymoglossum radiatum (Hymenophyllaceae), and two new records with note to the genus Didymoglossum Desv…
During the filmy fern (Hymenophyllaceae) diversity study in Thailand, the genus Didymoglossum was investigated using morphological data and molecular phylogenetic analyses of the …
Sinojohnstonia henanensis (Boraginaceae), a new species from Henan, China
Sinojohnstonia henanensis, a new species from the Muzhaling Scenic Area in Henan Province, China, is described and illustrated. It is morphologically similar to S. chekiangensis a…
Two new combinations of Middletonia (Gesneriaceae) in China
In 2016, systematic studies of the tribe Loxocarpinae A.DC. supported the establishment of the new genus Middletonia C. Puglisi. This study was based on inference and parsimony an…
Derris longiracemosa (Fabaceae), a new species from Thailand with extraordinary limestone adaptations and the longest i…
A new species of Derris Lour. (Fabaceae), Derris longiracemosa Boonprajan & Sirich., sp. nov., is described as the species bearing the longest inflorescences recorded in the genus…
A new species of Nototriche (Malvaceae, Malvoideae) from the high Andes of Ecuador
A new species of Nototriche (Malvaceae, Malvoideae) growing in the high Andes of Ecuador is described. Nototriche antisanensis E.J.Trujillo, Muriel, Espinel-Ortiz & Romol. is a cu…
Taxonomic revision of the Cyathula achyranthoides group (Amaranthaceae, Achyranthoids) in continental Africa and Madaga…
Desmochaeta (now Cyathula) achyranthoides was described from South America and reported to be a widespread tropical plant in both Africa and the Americas. A revision of herbarium …
A revision of the genus Cistanche (Orobanchaceae) in Israel, and considerations for its taxonomic circumscription in th…
The genus Cistanche is the subject of considerable taxonomic confusion due to reduced morphology, poor preservation in herbaria, and misidentification. Here we re-examine the Cist…
Lectotypification of Pterocarya serrata C.K.Schneider (Juglandaceae), the name of a forgotten species of wingnuts
The Juglandaceae species Pterocarya serrata C.K.Schneid. was first described in 1912, but its assumed holotype, a flowering E. H. Wilson collection in the Vienna herbarium, was de…
Petrocodon parviflorus (Gesneriaceae), a new species identified by both morphological and molecular evidence from limes…
Petrocodon parviflorus, a new species of Gesneriaceae, is a typically cave-dwelling species from the limestone region in Guangxi, China. Morphologically, this new species resemble…
A new white-flowered species of Gagea (Liliaceae) from the Fergana Valley, Uzbekistan and Kyrgyzstan
The article describes the morphological and anatomical features of Gagea khassanovii Levichev, Turginov & W.J.Li, sp. nov., recently described from the Fergana Valley. The species…
Epipyxis fenheensis sp. nov., a new species of the genus Epipyxis (Chrysophyceae)
The genus Epipyxis, belonging to the family Dinobryaceae, has been documented to have only sporadic occurrences in freshwater habitats. However, the species diversity of this genu…
Impatiens meishanensis (Balsaminaceae), a new species from Sichuan, China
Impatiens meishanensis K.Huang & Z.X.Fu, sp. nov., a new species of Balsaminaceae from Meishan City, Sichuan Province, China, is described and illustrated. The complete chloroplas…
The native species of Callianthe (Malvaceae, Malvoideae) in northern South America (Colombia, Venezuela, the Guianas an…
The native species of Callianthe Donnell (Malvaceae, Malvoideae) in northern South America (Colombia, Venezuela, the Guianas and adjacent Brazil) are reviewed. Five species are re…
Justicia tiandengensis (Acanthaceae), a new species from Guangxi, China
Justicia tiandengensis (Acanthaceae), a new species from a karst cave in southwestern Guangxi, China, is described and illustrated based on morphological and molecular evidence. T…
Novelties in the genus Ardisia (Primulaceae) from Vietnam: a new species and two new records
A new species, Ardisia dahoaiensis (Subgenus Tinus), is described from Lam Dong Province in the Central Highlands of Vietnam. Additionally, two taxa from the subgenus Bladhia of A…
Carpinus wenshanensis (Betulaceae), a new species from southeast Yunnan, China
Carpinus wenshanensis Xiaolong Zhou, a newly discovered hornbeam species endemic to Wenshan Prefecture in southeast Yunnan, China, is described and illustrated. This study employs…
Primula jiangyouensis (Primulaceae), a new species of Primula sect. Auganthus from Sichuan, China
Primula jiangyouensis J.L.Gu & Z.K.Wu, a new species of Primulaceae from Sichuan, China, is described and illustrated. Morphological evidence supports P. jiangyouensis as a member…
A forgotten gem: Mendoncia affinis (Acanthaceae), a new species once thriving at the Avenida Paulista, São Paulo, Brazil
Recent research towards a revision of Neotropical Mendoncia has confirmed the existence of a new species growing in the semideciduous seasonal forest (mata de planalto) component …
Gracilariopsis grevogerungii (Gracilariales, Rhodophyta), a new species of marine algae from Indonesia
Gracilariopsis grevogerungii G.H.Boo & I.K.Hwang, sp. nov., a new species from southern Indonesia, is described based on morphological features and molecular data from two genes: …
Adesmia ephedroides (Fabaceae, Faboideae), a new species from the Mediterranean-type ecosystem of Valparaíso Region, Ch…
A new species, Adesmia ephedroides, discovered in a restricted area of the coastal mountain range within the Valparaíso Region, Chile, is here described. Molecular phylogenetic an…
Paraphlomis anisochila (Lamiaceae), a new species from Hunan, China
Paraphlomis anisochila, a new species from the subtropical evergreen broad-leaved forests of Hunan Province, southern China, is described and illustrated. Morphological comparison…
Unveiling the hidden diversity: the second species of Wenchengia (Lamiaceae) discovered from a dry mountaintop meadow o…
Wenchengia wui, a remarkable new species of Wenchengia endemic to a dry mountaintop meadow of Sanya City, Hainan Province, southern China, is described and illustrated. The new sp…
Vicia liupanshanensis (Fabaceae), a new plant species from northwestern China
A new legume species, Vicia liupanshanensis, discovered in the southern Ningxia Hui Autonomous Region and central Gansu Province of northwestern China, is described and illustrate…
Further investigation of Melocalamus (Poaceae, Bambusoideae) in China based on Skmer analysis and morphology
Melocalamus is a genus of paleotropical woody bamboos distributed in Southeast Asia, characterised by its complex taxonomic history. Currently, the taxonomic status of several spe…
Synotis lhozhagensis (Asteraceae, Senecioneae), a new species from south-eastern Xizang, China, based on morphological …
Synotis lhozhagensis, a new species belonging to Senecioneae (Asteraceae), is described and illustrated herein after being discovered during biodiversity surveys in Lhozhag County…
The genus Pycnolejeunea (Lejeuneaceae, Marchantiophyta) in Thailand, with the description of Pycnolejeunea zhuiana
A taxonomic study of the genus Pycnolejeunea in Thailand is presented, based on herbarium specimens and new collections from field surveys. Three species are recognised including …
Cyphocarpus perennis (Asterales, Campanulaceae, Cyphocarpoideae), a new species endemic to the Andes of the Atacama Des…
A new species, Cyphocarpus perennis sp. nov., endemic to the Andes of the Atacama Desert of Chile is here described. Based on new nrDNA ITS sequence data, phylogenetic analyses pl…
Stellaria yabulaiensis (Caryophyllaceae), a new species from Inner Mongolia, China
Stellaria yabulaiensis (Caryophyllaceae), a new species from Inner Mongolia, China, is described and depicted with photographic illustrations. It is similar to S. bistyla, from wh…
Four new Planothidium species (Achnanthidiaceae, Bacillariophyceae) from the Karst region of Guizhou in China
Four new species of monoraphid diatoms belonging to the genus Planothidium were studied and described from the karst region of Guizhou Province, China. The morphological character…
Preliminary notes on Justicia (Acanthaceae) in Peru
Justicia L. is the most species-rich genus of Acanthaceae in Peru and is here accepted in its broader traditional circumscription. The present paper marks a preliminary step towar…
Temporal and spatial herbarium density of Favratia zoysii (Wulfen) Feer (Campanulaceae): Insights into type material an…
Favratia zoysii (Wulfen) Feer is a chasmophyte endemic to the south-eastern Alps and the sole representative of the genus Favratia Feer. Its primary occurrences are in Julian Alps…
Fargesia nana (Poaceae, Bambusoideae), a new bamboo species from Yunnan, China
Fargesia nana (Bambusoideae), a new bamboo species is described and illustrated from Wuding County, Yunnan, China. Based on careful comparison of morphological features and molecu…
Navicula congqiancuoensis sp. nov. — a new diatom species (Bacillariophyceae) from Sichuan Province, China
In this study, we describe a new diatom, Navicula congqiancuoensis sp. nov., which was found in epilithon samples collected from a small mountain lake, at Lake Congqiancuo, Sichua…
Geniostoma imadae (Loganiaceae), a new single-island endemic species from Kaua‘i, Hawaiian Islands
A new endemic species of Geniostoma from Kaua‘i, Hawaiian Islands, is described and illustrated with notes on its distribution, ecology, conservation status, and relationships to …
Aster mayangheense (Asteraceae, Aster), a new species from Guizhou Province, China
Aster mayangheense Z.Li (Asteraceae, Astereae), a new species from Guizhou, China, is described and illustrated here. Morphological and molecular analyses based on nuclear ribosom…
Primulina aureipurpurea (Gesneriaceae), a new species from Guangxi Zhuang Autonomous Region, China
Primulina aureipurpurea, endemic to the limestone area in Dahua County, Guangxi Zhuang Autonomous Region, China, is described and illustrated here. This species is distinguished f…
An integrative approach to alpha taxonomy in Erica L. (Ericaceae) with three new species from the Western Cape, South A…
The megagenus Erica L. (Ericaceae) comprises 851 species across its global distribution, with an extraordinary focus of diversity in the Cape Floristic Region (CFR) of South Afric…